WO2016198612A1 - Procédé et dispositif de fabrication d'un flan de tôle - Google Patents

Procédé et dispositif de fabrication d'un flan de tôle Download PDF

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Publication number
WO2016198612A1
WO2016198612A1 PCT/EP2016/063317 EP2016063317W WO2016198612A1 WO 2016198612 A1 WO2016198612 A1 WO 2016198612A1 EP 2016063317 W EP2016063317 W EP 2016063317W WO 2016198612 A1 WO2016198612 A1 WO 2016198612A1
Authority
WO
WIPO (PCT)
Prior art keywords
path
cutting
sheet metal
removal
metal strip
Prior art date
Application number
PCT/EP2016/063317
Other languages
German (de)
English (en)
Inventor
Martin Liebel
Manuel HUNGER
Michael Robert KRONTHALER
Original Assignee
Schuler Automation Gmbh & Co. Kg
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schuler Automation Gmbh & Co. Kg filed Critical Schuler Automation Gmbh & Co. Kg
Priority to EP16728055.1A priority Critical patent/EP3307471B1/fr
Priority to US15/735,040 priority patent/US11198199B2/en
Priority to MX2017015972A priority patent/MX2017015972A/es
Priority to CN201680034383.1A priority patent/CN107735207A/zh
Priority to JP2017564401A priority patent/JP6826999B2/ja
Publication of WO2016198612A1 publication Critical patent/WO2016198612A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/38—Removing material by boring or cutting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/0093—Working by laser beam, e.g. welding, cutting or boring combined with mechanical machining or metal-working covered by other subclasses than B23K
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/0604—Shaping the laser beam, e.g. by masks or multi-focusing by a combination of beams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/08—Devices involving relative movement between laser beam and workpiece
    • B23K26/083—Devices involving movement of the workpiece in at least one axial direction
    • B23K26/0838—Devices involving movement of the workpiece in at least one axial direction by using an endless conveyor belt
    • B23K26/0846—Devices involving movement of the workpiece in at least one axial direction by using an endless conveyor belt for moving elongated workpieces longitudinally, e.g. wire or strip material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/08—Devices involving relative movement between laser beam and workpiece
    • B23K26/0869—Devices involving movement of the laser head in at least one axial direction
    • B23K26/0876—Devices involving movement of the laser head in at least one axial direction in at least two axial directions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/361—Removing material for deburring or mechanical trimming
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/362—Laser etching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/16—Bands or sheets of indefinite length
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/34—Coated articles, e.g. plated or painted; Surface treated articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2103/00—Materials to be soldered, welded or cut
    • B23K2103/16—Composite materials, e.g. fibre reinforced
    • B23K2103/166—Multilayered materials

Definitions

  • the invention relates to a method and an apparatus for producing a sheet metal blank.
  • sheet materials are used, which superficially with a layer, for.
  • an aluminum-silicon protective layer coated Such an aluminum-silicon protective layer protects the steel surface against scaling and corrosion during hot forming.
  • the object of the invention is to eliminate the disadvantages of the prior art.
  • a method and an apparatus for producing a sheet metal blank are to be specified, which enables the efficient production of a weld seam with fewer defects in the region of its cutting edge.
  • a method is to be specified, with which sheet metal plates can be produced quickly and efficiently, in which material is removed on its upper side in predetermined surface sections.
  • a method for producing a metal sheet with a predetermined contour comprising the following steps: continuous movement of the metal strip in the transport direction x, continuous surface removal of material on an upper side of a metal strip in at least one predetermined surface section by ablation by means of a first Lasers, which is a component of a first removal device, and subsequent mits cutting the metal strip along a cutting path corresponding to the contour of the metal sheet by means of at least one second laser, which is part of a downstream of the first removal means provided cutting device, wherein the manufacture of the surface portion at an upstream sheet metal blank and the cutting of a downstream sheet metal blank occurs simultaneously.
  • a predetermined surface section of the metal strip is advantageously removed by ablation.
  • the removal takes place along with the continuously moving metal strip.
  • downstream of the sheet metal strip for the production of sheet metal blanking is cut along.
  • the first and the second laser are advantageously movable independently of one another.
  • the first and second lasers are not mechanically coupled together. The first and second lasers can be guided simultaneously along different paths.
  • step a) at least one provided on the top first layer is removed. It is also possible that in step a) a between the first layer and a sheet material between switched second layer is removed.
  • the first and possibly the second layer differ in their composition from the sheet material on which they are applied.
  • the first layer may be, for example, an aluminum-silicon protective layer or a zinc protective layer.
  • the second layer may be an intermediate layer of FeAl 3 , Fe 2 Al 3 , which is arranged between the sheet material and an aluminum-silicon protective layer.
  • the first layer may have a thickness in the range of 0.01 to 0.1 mm and the second layer a thickness in the range of 0.005 to 0.05 mm.
  • step a) ablation is performed by ablation by means of a first laser.
  • the first laser can be a pulsed laser, with which, for example, 10 to 1000 pulses / mm are generated.
  • the first laser may have a power in the range of 100 to 2000 W, preferably 850 to 1600 W. It may be a gas discharge laser, z. B. C0 2 laser, or a solid state laser, z.
  • step a it is also possible to carry out the removal mechanically in step a).
  • rotating brushes or the like can be used.
  • step b) the cutting of the metal strip is carried out by means of at least one second laser. It may be a conventional, suitable for cutting sheet metal laser. For cutting a metal strip, the second laser is advantageously moved along the predetermined cutting path.
  • the sheet metal strip is moved continuously in the transport direction x and carried out both the removal in the surface portion and the production of the cut along the cutting path along.
  • a laser ablation station may be provided upstream of a laser cutting station.
  • the laser Ablation station takes place the removal of material at the top of the metal strip along the surface portion.
  • the surface portion enters the region of the downstream cutting device or laser cutting station.
  • the sheet metal strip is cut. -
  • the preparation of the surface portion in an upstream sheet metal blank and the cutting of an upstream sheet metal plate is advantageously carried out simultaneously.
  • the surface portion comprises a first path, wherein a course of the first path corresponds to at least a portion of the contour of the sheet metal blank and wherein the sheet metal strip is cut such that the cutting path divides the first path along its first longitudinal direction.
  • Cutting path about midway between the banks of the first path.
  • the cutting path on both banks each have a maximum distance. It can thus be safely and reliably avoided an undesirable entry of located on the surface of the sheet metal strip contaminants, in particular components of a protective layer, in the region of the cutting edge.
  • a first width B1 of the first path extending perpendicular to the first direction of longitudinal extent of the first path is greater than a second width B2 of the cutting path running perpendicular to a second longitudinal extension direction of the cutting path.
  • the first width B1 is usually 0.5 to 4.0 mm.
  • the second width B2 is usually 0.05 to 0.7 mm.
  • a metal strip is coated not only on its upper side with a protective layer, but also on its underside opposite the upper side with such a protective layer.
  • step a) it is advantageously possible to remove material on an underside of the metal strip along a second path, wherein the second path in plan view of the first path is substantially congruent with the first path.
  • the aforementioned advantageous embodiments can be used analogously to the production of the first path.
  • the cutting path can also surround the at least one surface section.
  • the surface portion is advantageously round.
  • the material is removed on the surface of the metal strip in several successive predetermined surface sections.
  • another metal sheet can be placed on the sheet metal blank so that the surface portions are covered. It can then be welded by spot welding the other sheet on the sheet metal blank.
  • an apparatus for producing a sheet metal blank comprising: a transport device for transporting a metal strip in a transport direction x, a first removal device for the continuous surface removal of material on an upper side of a metal strip by means of a first laser in at least one predetermined Surface section, at least one downstream in the transport direction x arranged Schneideinrich- direction for rotating cutting of the metal strip by means of a second laser along a the contour of the metal sheet corresponding cutting path, and a controller for controlling the movements of the first laser and the second laser such that the production of the surface portion in an upstream sheet metal blank and the cutting of a downstream further sheet metal blank occurs simultaneously.
  • the device according to the invention enables the production of sheet metal blanks whose surface is removed along the surface sections.
  • the sheet metal blank can be connected to a further sheet metal blank by means of welding, wherein the weld produced thereby is substantially free of the weld weakening foreign phases.
  • the device enables a fast and efficient production of sheet metal blanks, which are to be welded.
  • the control is expediently a computer with which the first removal device and the cutting device are controlled.
  • the first removal device has a removal tool as a first laser.
  • the cutting device has a second laser as a cutting tool.
  • the movements of the lasers are controlled with drives provided in the first removal device and the cutting device in such a way that material is simultaneously removed along the contour of the sheet metal blank in the predetermined surface sections of the sheet metal strip and the sheet metal strip is cut downstream.
  • the movement paths of the first and the second laser can differ.
  • a plurality of second lasers can be provided for cutting the sheet metal blank in order to shorten the duration of the cutting process and thus to adapt it to the duration of the ablation process.
  • the transport device comprises a roller leveler. It can also include transport rollers. With the transport device, the sheet metal strip is advantageously transported continuously in the transport direction x. In this case, the metal strip can be addressed simultaneously.
  • the first removal device comprises a first movement device for moving a first removal tool in the transport direction x and in a direction perpendicular thereto y-direction according to the predetermined first path.
  • the movement device may be a conventional movement device, with the z.
  • a laser cutting head mit noteworthyd is moved with a metal strip to produce a predetermined contour.
  • a suitable moving device is known for example from US 2010/0181 165 A1.
  • a tool is movably mounted in the y direction on an arm or a bridge, which in turn is movable in the x direction.
  • the movements are usually carried out by means of servomotors, which are controlled by a computer-aided control.
  • a movement device but also robots or the like. Can be used.
  • the surface portion is a first path corresponding at least to a portion of the contour of the sheet metal blank and the cutting path divides the first path along its first longitudinal extension direction.
  • a second removal device for the superficial removal of material on an underside opposite the upper side of the sheet metal strip along a second path forming further surface portion is provided, wherein the second path in plan view of the first path substantially congruent with the first path is.
  • the second removal device allows in an analogous manner to the first removal device a removal of material on the underside of the metal strip.
  • the second Carrying means expediently comprises a second movement device for moving a second removal tool in the x and y directions in accordance with the predetermined second path.
  • the first and the second removal device can, in particular for the production of congruent paths, be coupled together in terms of control technology and / or mechanically.
  • the first and / or the second removal tool is expediently a first laser or a grinding tool.
  • a first laser for example, a pulsed laser can be used, as it is known from DE 10 2013 215 346 A1.
  • the removal of material can be supported by compressed air or inert gas, each with a pressure of at least 3 bar, and at an acute angle with respect to the laser beam to the laser spot of the incident on the surface of the metal strip laser beam.
  • the cutting device comprises at least one second laser movable in the x and y directions in accordance with the predetermined cutting path.
  • a conventional laser can be used, which is suitable for cutting sheet metal materials. It is also conceivable to use a mechanical cutting device, for example a traveling scissor or the like, as the cutting device.
  • the device according to the invention comprises a controller for controlling the movements of the first removal tool and of the cutting tool.
  • the control also makes it possible to additionally control the movements of the second removal tool.
  • the controller is a computer in which the coordinates of the first path and the cutting path are stored. The coordinates correspond to the given contour of the sheet metal blank. If the sheet metal strip is moved continuously, the movement paths of the cutting and removal tools are automatically recalculated or corrected by the controller according to the feed path of the sheet metal strip.
  • a measuring device for measuring a path of the metal strip be provided in the x direction.
  • a device for transmitting measured path values measured by the measuring device to the controller may be provided. The control expediently controls all movements of the cutting and removal tools simultaneously. This allows a particularly accurate adherence to the predetermined contour of the sheet metal blank as well as the position of the cutting path within the respective path.
  • FIG. 1 is a schematic plan view of a device according to the invention
  • FIG. 2 is a cross-sectional view through the sheet metal strip according to the section line A-A 'in Fig. 1,
  • Fig. 3 is a plan view of a first sheet metal plate
  • Fig. 4 is a plan view of a second sheet metal blank.
  • Fig. 1 shows schematically in plan view a device according to the invention.
  • the reference numeral 1 denotes a sheet metal coil or a coil, which is rotatable about an axis Z.
  • a unwound from the coil 1 sheet metal strip 2 extends in a transport direction or x-direction.
  • a roller leveling machine 3 is provided, with which the sheet metal strip 2 is directed and, preferably continuously, transported in the x direction.
  • a first removal device 4 is provided, which is indicated by a broken line.
  • the first removal device 4 comprises a first bridge 5 which overlaps the sheet-metal strip 2 and which extends in a y-direction extending perpendicularly to the x-direction.
  • the first bridge 5 is movable back and forth in the x-direction, i. H. also against the
  • Transport direction x At the first bridge 5, a first removal tool 6, z. As a first laser attached, which in y-direction over the entire width of Blechbands 2 is movable back and forth.
  • the reference numeral 7 denotes a first path which has been produced by superficial ablation on the upper side O of the sheet-metal strip 2 by means of the first removal tool 6.
  • a cutting device 8 Downstream of the first removal device 4, a cutting device 8 is provided, which in turn is indicated by a broken line.
  • the cutting device 8 comprises a second bridge 9, which overlaps the sheet-metal strip 2 in the y-direction.
  • the second bridge 9 can be moved back and forth in the x direction, ie also counter to the transport direction x.
  • a cutting tool 10 At the second bridge 9 is a cutting tool 10, z.
  • B a second laser attached, which in y
  • the reference numeral 1 1 denotes a cutting path, which has been produced with the cutting device 10.
  • the reference numeral 12 denotes a first sheet metal blank which has been completely cut out of the sheet metal strip 2.
  • the contour of the first Blechplati- ne 12 is limited by the cutting path 1 1.
  • the first path 7 extends along a portion of the cutting path 11.
  • Fig. 2 shows a sectional view along the section line A-A 'in Fig. 1. The first
  • Path 7 has a first width B1, which is greater than a second width B2 of the cutting path 1 1 and the section.
  • the sheet metal strip 2 consists of a
  • FIG. 3 shows a plan view of the first sheet metal blank 12. It is once again clear that the first path 7 is partially adjacent to a contour of the first sheet metal blank 12 bounded by the cutting path 1 1.
  • Fig. 4 shows a plan view of a second sheet metal plate 15.
  • the second sheet metal plate 15 has within a limited by the cutting path 1 1 more surface section 16 in which the protective layer 13 of the metal strip 2 has been removed from the top.
  • the surface portions 16 have the shape of a short path, a round or an oval shape.
  • the surface portions 16 are used to produce a spot welded joint with a second metal sheet 17 to be connected to the second sheet metal part 17, which is indicated here by a broken line.
  • the surface portions 16 do not adjoin the circumferential cutting edge of the second sheet metal blank 15 produced by the cutting path 1 1.
  • the function of the device is the following:
  • the sheet-metal strip 2 unwound from the bobbin 1 is directed by means of the roll straightening machine 3 and simultaneously transported continuously in the transport direction x.
  • a first removal tool 6 for example a suitable first laser, is moved along a predetermined contour of the first sheet metal blank 12 to be produced.
  • the corresponding movements of the first bridge 5 and of the first removal tool 6 are controlled by means of a control S.
  • a second removal device (not shown here) can be provided, with which a second path 14 is removed on a lower side U of the sheet-metal strip 2 opposite the upper side O. - It is not necessary for all applications to provide a second removal device.
  • the sheet metal strip 2 of the downstream downstream cutting device 8 is supplied.
  • the cutting path 1 1 is produced, which corresponds to the predetermined contour of the produced sheet metal blank 12.
  • the cutting path 1 1 divides the first path 7 along its longitudinal direction.
  • the protective layer 13 is already removed prior to the production of the cutting path 11.
  • the device it is also possible to remove with the first removal tool 6 surface portions 16 from the upper side O of the sheet metal strip 2, which are in the form of a short path, circular or oval. Subsequently, by means of the downstream downstream cutting device 8, the cutting path 1 1 are also performed so that the cutting path 1 1 does not intersect the surface portions 16, d. H. the cutting path 16 surrounds the area sections 16.
  • sheet metal blanks which in the region of the cutting path 1 1 at least partially a first path 7 as well as outside the cutting path 1 1, but within the contour, surface sections 16 have.
  • sheet metal blanks can also be provided in the region of the cut edges with a second path 14, which lies opposite the first path 7.
  • the movements of the cutter 10 are controlled in a manner similar to that of the first abrasive tool 6 by means of the controller.
  • a (not shown here) measuring device for example, a voltage applied to the sheet metal belt, be provided.
  • the path measured values measured therewith can be transmitted to the control so that the movements of the first removal tool 6 and of the cutting device 10 can be controlled in a suitable manner.
  • the device according to the invention as well as the method according to the invention make it possible to produce sheet-metal blanks in a fast and efficient manner, in which material is at least partially removed, at least from the top side.
  • the material may in particular be a protective layer, for example an aluminum-silicon protective layer or a zinc protective layer.
  • Such sheet metal blanks can be connected in the region of the surface sections produced according to the invention by means of welding with another sheet metal blank.
  • the weld produced thereby is characterized by a particularly low content of defects. Undesirable foreign phases within the weld can be avoided as much as possible.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Laser Beam Processing (AREA)

Abstract

L'invention concerne un procédé de fabrication d'un flan de tôle (12) présentant un contour prédéfini, le procédé comprenant les étapes suivantes : déplacement continu d'une bande de tôle (2) dans une direction de déplacement x, enlèvement simultané de matière en surface au niveau de la face supérieure (O) de la bande de tôle (2) dans au moins une section de surface prescrite (7, 16), par ablation au moyen d'un premier laser (6) qui est partie intégrante d'un premier dispositif d'enlèvement de matière, puis coupe simultanée de la bande de tôle (2) le long d'une trajectoire de coupe (11) correspondant au contour du flan de tôle (12), au moyen d'un second laser (10) qui est partie intégrante d'un dispositif de coupe situé en aval du premier dispositif de coupe. La production de la section de surface pour un flan de tôle amont et la coupe d'un flan de tôle aval sont effectuées simultanément.
PCT/EP2016/063317 2015-06-12 2016-06-10 Procédé et dispositif de fabrication d'un flan de tôle WO2016198612A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP16728055.1A EP3307471B1 (fr) 2015-06-12 2016-06-10 Procédé de fabrication d'un flan de tôle
US15/735,040 US11198199B2 (en) 2015-06-12 2016-06-10 Method for producing a sheet metal blank
MX2017015972A MX2017015972A (es) 2015-06-12 2016-06-10 Metodo y dispositivo para producir un blanco metalico.
CN201680034383.1A CN107735207A (zh) 2015-06-12 2016-06-10 用于生产金属板料的方法和设备
JP2017564401A JP6826999B2 (ja) 2015-06-12 2016-06-10 金属素材を製造する方法および装置

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102015210847 2015-06-12
DE102015210847.3 2015-06-12
DE102015212444.4A DE102015212444A1 (de) 2015-06-12 2015-07-02 Verfahren und Vorrichtung zur Herstellung einer Blechplatine
DE102015212444.4 2015-07-02

Publications (1)

Publication Number Publication Date
WO2016198612A1 true WO2016198612A1 (fr) 2016-12-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2016/063317 WO2016198612A1 (fr) 2015-06-12 2016-06-10 Procédé et dispositif de fabrication d'un flan de tôle

Country Status (7)

Country Link
US (1) US11198199B2 (fr)
EP (1) EP3307471B1 (fr)
JP (1) JP6826999B2 (fr)
CN (1) CN107735207A (fr)
DE (1) DE102015212444A1 (fr)
MX (1) MX2017015972A (fr)
WO (1) WO2016198612A1 (fr)

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Publication number Priority date Publication date Assignee Title
CN109807475A (zh) * 2019-03-26 2019-05-28 广西加一米科技有限公司 铝带激光连续切割机组
CN113319437B (zh) * 2020-02-28 2023-09-22 大族激光科技产业集团股份有限公司 带卷激光加工方法
CN111468832B (zh) * 2020-04-02 2022-05-24 大族激光科技产业集团股份有限公司 金属表面凹坑加工方法

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JP2018520879A (ja) 2018-08-02
US20200039003A1 (en) 2020-02-06
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